FR52991E - Method of transmitting messages by means of frequency modulated carrier waves - Google Patents

Method of transmitting messages by means of frequency modulated carrier waves

Info

Publication number
FR52991E
FR52991E FR52991DA FR52991E FR 52991 E FR52991 E FR 52991E FR 52991D A FR52991D A FR 52991DA FR 52991 E FR52991 E FR 52991E
Authority
FR
France
Prior art keywords
carrier waves
frequency modulated
modulated carrier
transmitting messages
messages
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR52991E publication Critical patent/FR52991E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR52991D 1943-07-13 1943-07-13 Method of transmitting messages by means of frequency modulated carrier waves Expired FR52991E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR52991T 1943-07-13

Publications (1)

Publication Number Publication Date
FR52991E true FR52991E (en) 1945-08-27

Family

ID=8687597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52991D Expired FR52991E (en) 1943-07-13 1943-07-13 Method of transmitting messages by means of frequency modulated carrier waves

Country Status (1)

Country Link
FR (1) FR52991E (en)

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